@book{231030,
	author = {Tattersall, Ian. and ebrary, Inc.},
	title = {The world from beginnings to 4000 BCE},
	publisher = {Oxford University Press,},
	year = {c2006.},
	address = {Oxford ;},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10215765}
}